package com.ylstm.mapper;

import com.ylstm.pojo.User;

/**
 * @ClassName UserMapper
 * @Description TODO
 * @date 2022/7/31 23:24
 * @Version 1.0
 */
public interface UserMapper  {
    /*用户登录*/
    User userLogin(String username , String password);

    /*检注册查用户名是否重复*/
    User checkUser(String username);
}
